3M 7100019081 Close Coated Abrasive Disc, 7 in Dia Disc, 7/8 in Center Hole, 120 Grit, Fine Grade, Aluminum Oxide Abrasive, Arbor Attachment

Hybrid bond CBN 164HK wheels are used for grinding primary and secondary relief angles on cutting tools made of tool steel and high speed steel. This general purpose wheel offers high cut rates, increased form holding, and increased thermal stability during higher temperature grinding operations.